body {
	margin: 0px;
	padding: 0px;
	font-family: "Century Gothic";
	font-size: 14px;
	background-color: #000000;
	

	
	
}

.caja0 { width: 800px; height: 400px; background-color: #FFFFFF; float: center; opacity: 0.75;
margin-top: 20px;
	margin-bottom: 20px;
	margin-right: auto;
	margin-left: auto;
	padding-top: 5px;
	padding-bottom: 5px;
	padding-right: 5px;
	padding-left: 5px;
-moz-border-radius: 15px; /* Firefox */
 -webkit-border-radius: 15px; /* Safari and Chrome */
	border-radius: 15px; /* Opera 10.5+, future browsers, and now also Internet Explorer 6+ using IE-CSS3 */
	behavior: url(ie-css3.htc); /* Activamos el soporte para IE */	 }
	.caja1 { width: 700px; height: 300px; background-color: #CFCFCF; float: center; opacity: 0.75;
margin-top: 20px;
	margin-bottom: 20px;
	margin-right: auto;
	margin-left: auto;
	padding-top: 5px;
	padding-bottom: 5px;
	padding-right: 5px;
	padding-left: 5px;
-moz-border-radius: 15px; /* Firefox */
 -webkit-border-radius: 15px; /* Safari and Chrome */
	border-radius: 15px; /* Opera 10.5+, future browsers, and now also Internet Explorer 6+ using IE-CSS3 */
	behavior: url(ie-css3.htc); /* Activamos el soporte para IE */	 }
	.int { width: 500px; height: 200px; background-color: #FFFFFF; float: center; opacity: 0.75;
margin-top: 20px;
	margin-bottom: 20px;
	margin-right: auto;
	margin-left: auto;
	padding-top: 5px;
	padding-bottom: 5px;
	padding-right: 5px;
	padding-left: 5px;
-moz-border-radius: 15px; /* Firefox */
 -webkit-border-radius: 15px; /* Safari and Chrome */
	border-radius: 15px; /* Opera 10.5+, future browsers, and now also Internet Explorer 6+ using IE-CSS3 */
	behavior: url(ie-css3.htc); /* Activamos el soporte para IE */	 }
	.footer { width: 790px; height: 50px; background-color: #CFCFCF; float: center; opacity: 0.75;
margin-top: 50px;
	margin-bottom: 20px;
	margin-right: auto;
	margin-left: auto;
	padding-top: 5px;
	padding-bottom: 5px;
	padding-right: 5px;
	padding-left: 5px;
-moz-border-radius: 15px; /* Firefox */
 -webkit-border-radius: 15px; /* Safari and Chrome */
	border-radius: 15px; /* Opera 10.5+, future browsers, and now also Internet Explorer 6+ using IE-CSS3 */
	behavior: url(ie-css3.htc); /* Activamos el soporte para IE */	 }